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The Best of Dr. Oz’s Food Investigations Video Series

From coconut oil to seafood, Dr. Oz is breaking it all down and helping you make the healthiest food choices. Watch all of his food investigations here, including controversial debates and undercover setups.

Julia Collin Davison of America's Test Kitchen explains the difference between white and light canned tuna fish and Dr. Oz reveals which variety contains less mercury. Then, find out how tuna is canned and what to look for on canned tuna labels.

Julia Collin Davison of America’s Test Kitchen breaks down the nutritional difference between oil-packed and water-packed canned tuna. Plus, find out the unexpected ingredient that may be inside your can of water-packed tuna.

Find out which canned tuna is the best option. Then, Dr. Oz’s Bite Club members reveal whether they can taste the difference between two different canned tunas. Plus, Dr. Oz shares the low-calorie and low-cost tuna checklist.

Author Katy Keiffer describes how beef is produced, from calf to feedlot. Then, Keiffer weighs in on three of the biggest beef headlines — lower prices, food safety standards, and country of origin labeling.

Guest Nicole shops and cooks beef for her family at least twice a week. She voices her concerns about the beef she's buying and rancher Mel Coleman Jr. of Niman Ranch offers his responses. Plus, find out what to look for on beef labels.

Butcher Marc Sarrazin, president and CEO of Debragga, answers guest Nicole’s questions about the shelf life of beef. Then, Dan Souza, the editor-in-chief of Cook’s Illustrated, reveals how much fat should be in your beef burgers.

Dr. Oz goes in for a blood test to see if his mercury levels are high. Then, he explains how mercury ends up in the fish you eat and his physician Dr. Rebecca Kurth shares the symptoms of high mercury levels.

How do instant oats compare to other varieties? Nutritionist J.J. Smith explains and reveals the difference between instant and steel-cut oats. Then, go-to tester Rhenotha weighs in. Plus, find out how to buy the healthiest instant oats.

America’s Test Kitchen host Julia Collin Davison explains how fish is farmed in closed tanks. Then, Davison breaks down the differences between wild and farmed salmon and reveals the best way to tell when your salmon is cooked.

Does artificial sweetener consumption lead to increased fat in the body? Dr. Oz and Dr. Jennifer Caudle take a look at the scientific research.

Dr. Oz Investigates Canned Tuna

Julia Collin Davison of America's Test Kitchen explains the difference between white and light canned tuna fish and Dr. Oz reveals which variety contains less mercury. Then, find out how tuna is canned and what to look for on canned tuna labels.